CN219778794U

CN219778794U - Leakage release for miniature circuit breaker

Info

Publication number: CN219778794U
Application number: CN202320987799.2U
Authority: CN
Inventors: 钱成国
Original assignee: Yueqing Xinteng Electrical Parts Co ltd
Current assignee: Yueqing Xinteng Electrical Parts Co ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-09-29
Anticipated expiration: 2033-04-27

Abstract

The utility model discloses a leakage release for a miniature circuit breaker, which comprises a shell, wherein the shell comprises a base and an upper cover, a containing groove is formed in the base, a yoke is arranged in the containing groove, a leakage coil is fixedly arranged in the yoke, a coil spring is arranged in the leakage coil, a leakage iron core is movably arranged in the leakage coil, a first plug-in groove is formed in one side of the top end of the base, a reset indicator is movably arranged in the first plug-in groove, a second plug-in groove is formed in the other side of the top end of the base, a test button is movably arranged in the second plug-in groove, a linkage deflector rod is movably arranged on one side outside the containing groove through a pin shaft, and the linkage deflector rod is connected with the leakage iron core. According to the utility model, the release is used as an independent shell for accessory installation, the appearance is exquisite and small, the structure is simple, the independently arranged structure is convenient for better installation or disassembly, the production and the stock are convenient, and the practicability is higher.

Description

Leakage release for miniature circuit breaker

Technical Field

The utility model relates to the technical field of leakage release, in particular to a leakage release for a small circuit breaker.

Background

The miniature circuit breaker is a low-voltage circuit breaker which is used for a circuit with the alternating current of 50/60 Hz, the rated voltage of 230/400V and the rated current of less than 63 amperes, and is commonly used in the fields of industry, business, high-rise and civil houses and the like. The miniature circuit breaker used in the occasion with strict voltage requirement has the undervoltage and overvoltage protection function. A general circuit breaker is equipped with a leakage trip. When the circuit breaker works, when an electric leakage fault occurs in the circuit, the electric leakage unit of the circuit breaker detects and sends an action instruction to the electric leakage release, and the electric leakage release acts to trip the circuit breaker, so that the purpose of rapidly breaking the circuit to protect the circuit and equipment is achieved. The release under the prior art generally cannot be installed by independent accessories, so that the release is not convenient and fast enough in production assembly or use installation. Meanwhile, the leakage release and the circuit breaker are not convenient to connect, and the applicability is not high and is not beneficial to use.

Disclosure of Invention

The utility model aims to provide a small-sized circuit breaker leakage release to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a miniature circuit breaker is with electric leakage release, includes the casing, the casing includes base and upper cover, the inside of base is provided with the storage tank, be provided with the yoke in the storage tank, the yoke internal fixation is provided with electric leakage coil, electric leakage coil inside is provided with coil spring, electric leakage coil internal activity is provided with electric leakage iron core, first plug-in components groove has been seted up to one side on base top, first plug-in components inslot activity is provided with the indicator that resets, the second plug-in components groove has been seted up to the opposite side on base top, second plug-in components inslot activity is provided with test button, one side outside the storage tank has the linkage driving lever through round pin axle movable mounting, the linkage driving lever with electric leakage iron core is connected.

Preferably, a wiring terminal group is arranged on one side of the base, a live wire terminal and a neutral wire terminal are arranged on the wiring terminal group, and a wire through hole is formed between the bottom of the wiring terminal group and the base.

Preferably, a reset spring is sleeved at the bottom of the test button, and two ends of the reset spring are respectively propped against the test button and the second plug-in slot.

Preferably, two ends of the coil spring are respectively abutted against the leakage coil and the leakage iron core.

Advantageous effects

The technical scheme of the leakage release for the miniature circuit breaker provided by the embodiment of the utility model at least has one of the following technical effects:

through the technical scheme, the release can be used as an independent shell for accessory installation, the appearance is exquisite and small, the structure is simple, the release is convenient to install or disassemble, meanwhile, two terminals of a live wire and a zero line are arranged in the release, and an assembly wire of the live wire and the zero line is reserved at the bottom, so that the circuit breaker is more convenient to connect with the internal circuit of the release. Meanwhile, any current can be assembled at will after the assembly is completed. The release is exquisite in appearance, simple in structure, and good in applicability, and is convenient to produce and prepare simultaneously, and the structure which is independently arranged is convenient to mount or dismount well.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the internal structure of the present utility model;

FIG. 3 is a schematic diagram showing a sectional structure of a leakage coil according to the present utility model;

fig. 4 is a schematic view of the structure of the terminal set of the present utility model;

the correspondence between the reference numerals and the component names in the drawings is as follows:

1. a housing; 2. a base; 3. an upper cover; 4. a receiving groove; 5. a yoke; 6. a leakage coil; 7. a coil spring; 8. a leakage iron core; 9. a first card slot; 10. resetting the indicator; 11. a second card slot; 12. a test button; 13. a linkage deflector rod; 14. a terminal group; 15. a live wire terminal; 16. a zero line terminal; 17. a wire through hole; 18. and a return spring.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

1-4, which are schematic structural views of a leakage release for a miniature circuit breaker according to a preferred embodiment of the present utility model;

the utility model discloses a leakage release for a miniature circuit breaker, which comprises a shell 1, wherein the shell 1 comprises a base 2 and an upper cover 3, a containing groove 4 is formed in the base 2, a yoke 5 is arranged in the containing groove 4, a leakage coil 6 is fixedly arranged in the yoke 5 through riveting, a coil spring 7 is arranged in the leakage coil 6, a leakage iron core 8 is movably arranged in the leakage coil 6, the leakage iron core 8 slides along the radial direction of the leakage coil 6, a first plug-in groove 9 is formed in one side of the top end of the base 2, a reset indicator 10 is movably arranged in the first plug-in groove 9, a second plug-in groove 11 is formed in the other side of the top end of the base 2, a test button 12 is movably arranged in the second plug-in groove 11, a linkage rod 13 is movably arranged on one side outside the containing groove 4 along the radial direction of the leakage coil 6, the linkage rod 13 is movably connected with the linkage rod 13 through a pin shaft, and the linkage rod 13 is rotatably connected with the leakage iron core 8, and the linkage rod 13 is rotatably connected with the linkage rod 8.

According to the leakage release for the miniature circuit breaker, one side of the base 2 is provided with the wiring terminal group 14, the wiring terminal group 14 is provided with the live wire terminal 15 and the neutral wire terminal 16, and the bottom of the wiring terminal group 14 and the base 2 form a wire through hole 17. The circuit breaker is more convenient to be connected with the internal circuit of the release. Meanwhile, any current can be assembled at will after the assembly is completed. The bottom of the test button 12 is sleeved with a return spring 18, and two ends of the return spring 18 are respectively propped against the test button 12 and the second plug-in slot 11. The test button 12 is convenient to reset, and two ends of the coil spring 7 are respectively propped against the leakage coil 6 and the leakage iron core 8.

The installation mode, the connection mode or the setting mode of the leakage release for the miniature circuit breaker are common mechanical modes, and the leakage release can be implemented as long as the beneficial effects of the leakage release can be achieved.

The foregoing is a further elaboration of the present utility model in connection with the detailed description, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, should be considered as falling within the scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a miniature circuit breaker is with electric leakage release, includes casing (1), casing (1) include base (2) and upper cover (3), its characterized in that: the novel electric leakage testing device is characterized in that a containing groove (4) is formed in the base (2), a yoke (5) is arranged in the containing groove (4), an electric leakage coil (6) is fixedly arranged in the yoke (5), a coil spring (7) is arranged in the electric leakage coil (6), an electric leakage iron core (8) is movably arranged in the electric leakage coil (6), a first plug-in groove (9) is formed in one side of the top of the base (2), a reset indicator (10) is movably arranged in the first plug-in groove (9), a second plug-in groove (11) is formed in the other side of the top of the base (2), a test button (12) is movably arranged in one side outside the containing groove (4) through a pin shaft, and a linkage deflector rod (13) is connected with the electric leakage iron core (8).

2. The leakage release for a miniature circuit breaker of claim 1, wherein: one side of the base (2) is provided with a wiring terminal group (14), the wiring terminal group (14) is provided with a live wire terminal (15) and a zero wire terminal (16), and the bottom of the wiring terminal group (14) and the base (2) form a wire through hole (17).

3. The leakage release for a miniature circuit breaker of claim 1, wherein: the bottom of the test button (12) is sleeved with a return spring (18), and two ends of the return spring (18) are respectively propped against the test button (12) and the second plug-in slot (11).

4. The leakage release for a miniature circuit breaker of claim 1, wherein: the two ends of the coil spring (7) are respectively propped against the leakage coil (6) and the leakage iron core (8).